997657128

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:289

約数の個数: 256

約数和(自身を含む): 3142809600

約数和(自身を除く): 2145152472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 31, 36, 39, 52, 54, 62, 72, 73, 78, 93, 104, 108, 117, 124, 146, 156, 157, 186, 216, 219, 234, 248, 279, 292, 312, 314, 351, 372, 403, 438, 468, 471, 558, 584, 628, 657, 702, 744, 806, 837, 876, 936, 942, 949, 1116, 1209, 1256, 1314, 1404, 1413, 1612, 1674, 1752, 1884, 1898, 1971, 2041, 2232, 2263, 2418, 2628, 2808, 2826, 2847, 3224, 3348, 3627, 3768, 3796, 3942, 4082, 4239, 4526, 4836, 4867, 5256, 5652, 5694, 6123, 6696, 6789, 7254, 7592, 7884, 8164, 8478, 8541, 9052, 9672, 9734, 10881, 11304, 11388, 11461, 12246, 13578, 14508, 14601, 15768, 16328, 16956, 17082, 18104, 18369, 19468, 20367, 21762, 22776, 22922, 24492, 25623, 27156, 29016, 29202, 29419, 33912, 34164, 34383, 36738, 38936, 40734, 43524, 43803, 45844, 48984, 51246, 54312, 55107, 58404, 58838, 61101, 63271, 68328, 68766, 73476, 81468, 87048, 87606, 88257, 91688, 102492, 103149, 110214, 116808, 117676, 122202, 126542, 131409, 137532, 146952, 148993, 162936, 175212, 176514, 189813, 204984, 206298, 220428, 235352, 244404, 253084, 262818, 264771, 275064, 297986, 309447, 350424, 353028, 355291, 379626, 412596, 440856, 446979, 488808, 506168, 525636, 529542, 569439, 595972, 618894, 706056, 710582, 759252, 794313, 825192, 893958, 1051272, 1059084, 1065873, 1138878, 1191944, 1237788, 1340937, 1421164, 1518504, 1588626, 1708317, 1787916, 2118168, 2131746, 2277756, 2475576, 2681874, 2842328, 3177252, 3197619, 3416634, 3575832, 4022811, 4263492, 4555512, 4618783, 5363748, 6354504, 6395238, 6833268, 8045622, 8526984, 9237566, 9592857, 10727496, 12790476, 13666536, 13856349, 16091244, 18475132, 19185714, 25580952, 27712698, 32182488, 36950264, 38371428, 41569047, 55425396, 76742856, 83138094, 110850792, 124707141, 166276188, 249414282, 332552376, 498828564, 997657128]

約数ペア:

[(1, 997657128), (2, 498828564), (3, 332552376), (4, 249414282), (6, 166276188), (8, 124707141), (9, 110850792), (12, 83138094), (13, 76742856), (18, 55425396), (24, 41569047), (26, 38371428), (27, 36950264), (31, 32182488), (36, 27712698), (39, 25580952), (52, 19185714), (54, 18475132), (62, 16091244), (72, 13856349), (73, 13666536), (78, 12790476), (93, 10727496), (104, 9592857), (108, 9237566), (117, 8526984), (124, 8045622), (146, 6833268), (156, 6395238), (157, 6354504), (186, 5363748), (216, 4618783), (219, 4555512), (234, 4263492), (248, 4022811), (279, 3575832), (292, 3416634), (312, 3197619), (314, 3177252), (351, 2842328), (372, 2681874), (403, 2475576), (438, 2277756), (468, 2131746), (471, 2118168), (558, 1787916), (584, 1708317), (628, 1588626), (657, 1518504), (702, 1421164), (744, 1340937), (806, 1237788), (837, 1191944), (876, 1138878), (936, 1065873), (942, 1059084), (949, 1051272), (1116, 893958), (1209, 825192), (1256, 794313), (1314, 759252), (1404, 710582), (1413, 706056), (1612, 618894), (1674, 595972), (1752, 569439), (1884, 529542), (1898, 525636), (1971, 506168), (2041, 488808), (2232, 446979), (2263, 440856), (2418, 412596), (2628, 379626), (2808, 355291), (2826, 353028), (2847, 350424), (3224, 309447), (3348, 297986), (3627, 275064), (3768, 264771), (3796, 262818), (3942, 253084), (4082, 244404), (4239, 235352), (4526, 220428), (4836, 206298), (4867, 204984), (5256, 189813), (5652, 176514), (5694, 175212), (6123, 162936), (6696, 148993), (6789, 146952), (7254, 137532), (7592, 131409), (7884, 126542), (8164, 122202), (8478, 117676), (8541, 116808), (9052, 110214), (9672, 103149), (9734, 102492), (10881, 91688), (11304, 88257), (11388, 87606), (11461, 87048), (12246, 81468), (13578, 73476), (14508, 68766), (14601, 68328), (15768, 63271), (16328, 61101), (16956, 58838), (17082, 58404), (18104, 55107), (18369, 54312), (19468, 51246), (20367, 48984), (21762, 45844), (22776, 43803), (22922, 43524), (24492, 40734), (25623, 38936), (27156, 36738), (29016, 34383), (29202, 34164), (29419, 33912)]